Fed up with being hopelessly single, high schooler Erika makes up a boyfriend to fit in. When her lies start to unravel, her schoolmate Kyoya offers to be her pretend boyfriend—for a price. With no other choice, Erika finds herself at the mercy of a blackhearted prince! But is Kyoya truly as blackhearted as he seems? School’s back in session, and though Erika is thrilled to see Kyoya again, she totally bombs her mid-year exams. Faced with the prospect of Erika being held back, Kyoya offers to tutor her—at his place! Will Erika be able to get any studying done?